Series Four of Ninja Warrior UK, a British physical obstacle assault course game show, began airing on 14 April 2018. Unlike previous series, it was announced on 28 August 2017 that the competition would feature a selection of celebrity contestants, including Gethin Jones, Harry Judd, Jenni Falconer and Marvin Humes.

Series overview Qualifier In the course of the four qualifier rounds, the contestants faced a variety of different obstacles in each round, alongside Floating Steps and Warped Wall. The most common featured included Jump Hang - this series saw a few new variations on the obstacle - Floating Steps, and Log Runner - this obstacle was new for this series. This series saw the introduction of new obstacles used on the course - Rope Climb, Floating Steps, Tick Tock and Bar Hop

Qualifier 1 Results Rank Finalist Outcome Time/Obstacle Reached1 Tim Shieff Completed 00:552 Owen "The Stuff" McKenzie Completed 01:273 Matt Varela-Christie Completed 01:354 Jahmal Germain Completed 01:575 Anthony Vaquero-Stainer Completed 02:046 Sébastien Foucan Completed 02:237 Sam West Completed 02:248 Dean Cheetham Completed 02:279 Richard Gardner Completed 02:3410 Jonny Urszuly Failed Flying Shelf Grab11 Colin Peck Failed Flying Shelf Grab12 Andrew Slater Failed Flying Shelf Grab13 David Baptiste Failed Flying Shelf Grab14 Beth Lodge Failed Flying Shelf Grab15 Johann Drayne Failed Cargo with Tyre

Qualifier 2 Results Rank Finalist Outcome Time/Obstacle Reached1 Deren Perez Completed 01:222 Cain Clarke Completed 01:443 Jason Rose Completed 01:564 Aaron Pursey Completed 02:045 Jules Julien Completed 02:356 Ryan Clamp Completed 02:377 Ashley Bullock Completed 02:408 Brendan Riley Completed 02:479 Keith Fairburn Completed 02:5710 Jonathan Morris Completed 03:0711 Mhairi Thorburn Completed 04:1012 Greg Trevelyan Completed 04:1513 Joe Pulman Failed Ring Jump14 Georgia Munroe Failed Ring Jump15 Wendy Bradley Failed Ring Jump

Qualifier 3 Results Rank Finalist Outcome Time/Obstacle Reached1 Tristan Steed Completed 01:482 Ed Scott Completed 01:513 Mike Snow Completed 01:544 Aidan Roberts Completed 02:235 Mohammad Moinuddin Completed 02:466 Radzi Chinyanganya Completed 03:137 Brad Wendes Completed 03:378 Saskia Neville Completed 03:539 Paul Connolly Completed 04:0610 Shao Dow Completed 04:0711 Ronnie Bonsra Completed 04:1412 David Paton Completed 04:1513 Monty Gupwell Completed 05:3114 Hayley Wray Failed Warped Wall15 Marcus Morrison Failed Pipe Climber

Qualifier 4 Results Rank Finalist Outcome Time/Obstacle Reached1 Greg Ball Completed 01:282 Ali Hay Completed 01:353 Owen Drew Completed 02:404 Imogen Horrocks Completed 03:325 Roshane Young Failed I-Beam Cross6 Andrew Cronin Failed I-Beam Cross7 Karl Brent Failed I-Beam Cross8 Tom May Failed I-Beam Cross9 Simone Ming Failed I-Beam Cross10 Theo Andrews Failed I-Beam Cross11 Joel King Failed I-Beam Cross12 Ryan Tracey Failed I-Beam Cross13 Chloe Henry Failed I-Beam Cross14 Katie Birch Failed I-Beam Cross15 Rob Hamilton Failed I-Beam Cross

Semi-finals For the semi-finals of this series, the semi-finalists had to complete Stage 1 of the course within three minutes. Alongside the Floating Steps and Warped Wall, they also had to contend with Ring Swing, Broken Bridge, Bar Hop, and Wind Chimes. Upon completing the stage, they then faced the obstacles of Stage 2, consisting of Ring Slider, Spinning Log, and Rope Climb.

Semi-finals results Rank Finalist Outcome Time 1 Ali Hay Completed 03:032 Owen "The Stuff" McKenzie Completed 03:383 Tim Shieff Completed 03:404 Jonny Urszuly Completed 04:025 Dean Cheetham Completed 04:056 Aidan Roberts Completed 04:097 Deren Perez Completed 04:218 Sam West Completed 04:359 Jahmal Germain Completed 04:3910 Aaron Pursey Completed 05:0911 Brendan Riley Failed Rope Climb12 Matt Varela-Christie Failed Spinning Log13 Mike Snow Failed Spinning Log14 Jason Rose Failed Ring Slider15 Sébastien Foucan Failed Ring Slider16 Saskia Neville Failed Ring Slider17 Simone Ming Failed Warped Wall18 Johann Drayne Failed Warped Wall19 Hayley Wray Failed Wind Chimes20 Joel King Failed Wind Chimes21 Jules Julien Failed Wind Chimes22 Theo Andrews Failed Wind Chimes23 Jonathan Morris Failed Wind Chimes24 Georgia Munroe Failed Wind Chimes25 Imogen Horrocks Failed Wind Chimes26 David Paton Failed Wind Chimes27 Chloe Henry Failed Bar Hop28 Cwen Drew Failed Bar Hop29 Mohammad Moinuddin Failed Bar Hop30 Ryan Clamp Failed Bar Hop

Final

Final 1 Results Rank Finalist Outcome Time1 Tim Schieff Completed 2:21 left 2 Ali Hay Completed 2.10 left3 Deren Perez Completed 1.57 left4 Jonny Urszuly Completed 1.42 left5 Brendan Riley Completed 1.10 left6 Sam West Completed 1:09 left7 Mike Snow Completed 1.03 left8 Sébastien Foucan Completed 0.37 left

Final 2 Results

Ratings Episode Air date Viewers(millions) ITV weekly ranking Heat 1 14 April 2018 4.07 20 Heat 2 21 April 2018 2.86 25 Heat 328 April 2018 3.56 20 Heat 45 May 2018 2.97 30 Semi-Final 112 May 2018 3.50 19 Semi–Final 2 19 May 2018 N/A N/A Final 1 26 May 2018 N/A N/A Final 29 June 2018 2.81 18

References